[BUG] Claude Desktop App — Windows BSODs triggered by large Jira API response

Preflight Checklist

• [x] I have searched existing issues and this hasn't been reported yet
• [x] This is a single bug report (please file separate reports for different bugs)
• [x] I am using the latest version of Claude Code

What's Wrong?

Multiple Windows kernel crashes (BSODs) occurred on 2026-06-09 on a consultant workstation, all correlated with the Claude desktop app (Cowork) processing a large response from the Jira Atlassian plugin (getVisibleJiraProjects returning ~226,000 characters).

Environment
OS: Windows 11 24H2, build 26100.8521
RAM: 32 GB
Architecture: x64, 16 logical CPUs
CPU: Ryzen™ 7 PRO 7840U
GPU: AMD Radeon(TM) 780M drive version 32.0.22024.13003
Role: Hyper-V host
App: Claude desktop (Cowork mode) Version 1.11847.5 (9692f0)
Plugin: Atlassian Jira MCP connector

https://github.com/user-attachments/files/29095524/060926-24515-01.dmp
https://github.com/user-attachments/files/29095525/060926-48500-01.dmp
https://github.com/user-attachments/files/29095524/060926-24515-01.dmp

What Should Happen?

No Windows kernel crashes (BSODs) correlated with the Claude desktop app (Cowork) processing a large response from the Jira Atlassian plugin (getVisibleJiraProjects returning ~226,000 characters).

Error Messages/Logs

Dump 1 — 060926-24515-01.dmp
BugCheck: 0x00000034 (CACHE_MANAGER)
Params: 0x5155F / 0xFFFFB88012D60798 / 0xFFFFBC00E63DC8F0 / 0xFFFFF803D815A3B4

Dump 2 — 060926-24625-01.dmp
BugCheck: 0x00000139 — KERNEL_SECURITY_CHECK_FAILURE
Param1: 0x1D (stack-based buffer overrun detected by kernel)
Params: 0x1D / 0xFFFFFD8AB213EFB0 / 0xFFFFFD8AB213EF08 / 0x0

Dump 3 — 060926-48500-01.dmp
BugCheck: 0x0000013A — KERNEL_MODE_HEAP_CORRUPTION
Param1: 0x12 (heap block corrupted after free — use-after-free or double-free pattern)
Params: 0x12 / 0xFFFFD2855C100140 / 0xFFFFD285A0E27000 / 0x0

Steps to Reproduce

1. User working in Claude desktop (Cowork mode) with Atlassian Jira plugin active
2. getVisibleJiraProjects call executed — returned ~226,000 characters (unusually large payload)
3. Claude desktop processes and renders the response
4. BSOD occurs

Claude Model

Opus

Is this a regression?

I don't know

Last Working Version

_No response_

Claude Code Version

2.1.163

Platform

Other

Operating System

Windows

Terminal/Shell

Other

Additional Information

_No response_